Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.89
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -7.98 -0.441 3.52
Fertility Sub Index 10.62
Calving Interval (days) -6.27 -1.459 9.15
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.98
Gestation Length (days) 1.07 -0.919 -0.98
Beef Sub Index -0.66
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 20.92

* Based on an €80/tonne carbon price